using AutoMapper;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using WMS.Web.Core.Dto.Erp;
using WMS.Web.Core.Internal.Results;
using WMS.Web.Domain.Entitys;
using WMS.Web.Domain.Infrastructure;
using WMS.Web.Domain.IService;
using WMS.Web.Domain.IService.Public;
using WMS.Web.Domain.Values;

namespace WMS.Web.Domain.Services
{
    /// <summary>
    /// 物料服务
    /// </summary>
    public class MaterialService: IMaterialService
    {
        private IMapper _mapper;
        private ILogger<MaterialService> _logger;
        private IErpService _erpService;
        private IMaterialsRepositories _materialsRepositories;
        public MaterialService(IMapper mapper, ILogger<MaterialService> logger, IErpService erpService, IMaterialsRepositories materialsRepositories) 
        {
            _mapper = mapper;
            _logger = logger;
            _erpService = erpService;
            _materialsRepositories = materialsRepositories;
        }

        /// <summary>
        /// 同步金蝶新的物料
        /// </summary>
        /// <returns></returns>
        public async Task<Result> SyncNewMaterials() 
        {
            try
            {
                _logger.LogInformation("同步金蝶新物料：开始->" + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
                //1.获取全部物料编码
                var materialNumbers = await _materialsRepositories.GetAllNumbers();
                //1.1通过hash处理
                var materialNumberSet = new HashSet<string>(materialNumbers);

                //2.获取金蝶物料:不取缓存的
                var mats_result = await _erpService.BillQueryForMaterial(false);
                var mats = new List<ErpMaterialDto>();
                if (mats_result.IsSuccess)
                    mats = mats_result.Data.ToList();

                //3.通过hash,更快的时间内判断元素是否存在于集合中,提高性能（10W数据十几毫秒级别）
                var entitys = mats
                            .Where(item => !materialNumberSet.Contains(item.MaterialNumber))
                            .Select(item => _mapper.Map<Materials>(item))
                            .ToList();

                //4.添加数据库
                if (entitys.Count != 0)
                {
                    var isSuccess = await _materialsRepositories.AddRange(entitys);
                    if (!isSuccess)
                        return Result.ReFailure(ResultCodes.DateWriteError);
                }
                _logger.LogInformation("同步金蝶新物料：结束->" + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")+"->添加数量："+entitys.Count);
                return Result.ReSuccess();
            }
            catch (Exception ex)
            {
                _logger.LogInformation("同步金蝶新物料：失败->" + ex.Message);
                return Result.ReFailure(ex.Message,ex.HResult);
            }
        }
    }
}